/********************************************************************************
 *	Copyright 2011 Gerry Weirich
 *
 *  Licensed under the Apache License, Version 2.0 (the "License");
 *  you may not use this file except in compliance with the License.
 *  You may obtain a copy of the License at 
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 *  Unless required by applicable law or agreed to in writing, software
 *  distributed under the License is distributed on an "AS IS" BASIS,
 *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 *  See the License for the specific language governing permissions and
 *  limitations under the License.
 *
 *	$Id: Hypothesis.scala 4d016ee9cd0e 2011/05/04 06:13:56 rgw $
 ********************************************************************************/

package ch.rgw.cybert

/**
 * A specialized Node to hold the actual hypothesis. 
 * @author gerry
 *
 */
class Hypothesis extends Node("","system"){
	
	/** reset the hypothesis */
	private[cybert] def clear = { 
		quants=Map[Int, Quant]();
		question=null
		entryQuestions=Nil
	}
	
	private[cybert] var question:Quant=null;

	private[cybert] var entryQuestions= List[Int]();
}
